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PbO + O2 = PbO3
NaSH + NaOH = Na2S + H2O =>
NaSH + NaOH = Na2S + H2O
KBrO3 + KNO2 = KBr + KNO3 =>
KBrO3 + 3 KNO2 = KBr + 3 KNO3
Fe2(Cr2O7)3 + Ca(HCO3)2 = CaCr2O7 + Fe2O3 + CO2 + H2O =>
Fe2(Cr2O7)3 + 3 Ca(HCO3)2 = 3 CaCr2O7 + Fe2O3 + 6 CO2 + 3 H2O
Ca(H2PO4)2 + K2SO4 + H2O = KH2PO4 + CaSO4*2H2O =>
Ca(H2PO4)2 + K2SO4 + 2 H2O = 2 KH2PO4 + CaSO4*2H2O
K2CrO4 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2CrO4 + 3 NaNO2 + 5 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + 2 K2SO4 + 5 H2O
Na2SCo(SO4) = CoSNa2SO4 =>
Na2SCo(SO4) = CoSNa2SO4
CH3CHOHCH3HBr = CH3CHBrCH3H2O =>
CH3CHOHCH3HBr = CH3CHBrCH3H2O
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O =>
2 CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + 2 NaNO3(aq)
Mg3(PO4)2(s) + NaOH(aq) = Na3PO4(aq) + Mg(OH)2(s) =>
Mg3(PO4)2(s) + 6 NaOH(aq) = 2 Na3PO4(aq) + 3 Mg(OH)2(s)
HCl(aq) + Ba(OH)2(aq) = BaCl2(aq) + H2O(l) =>
2 HCl(aq) + Ba(OH)2(aq) = BaCl2(aq) + 2 H2O(l)
SbCl2 + Na2S = SbS + NaCl =>
SbCl2 + Na2S = SbS + 2 NaCl
Zn + Cu{+2} = Zn{2+} + Cu =>
Zn + Cu{+2} = Zn{2+} + Cu
CaO + Zn(OH)2 = ZnO + Ca(OH)2 =>
CaO + Zn(OH)2 = ZnO + Ca(OH)2
C + O2 = CO =>
2 C + O2 = 2 CO
CaCO3 + HC1 = CaC1 + H2O + CO2 =>
5 CaCO3 + 6 HC1 = 5 CaC1 + 3 H2O + 6 CO2
Al(NO3)3 + HOH = Al(OH)(NO3)2 + HNO3 =>
Al(NO3)3 + HOH = Al(OH)(NO3)2 + HNO3
C5H11OH + CrO3 = C4H9COOH + Cr + H2O =>
3 C5H11OH + 2 CrO3 = 3 C4H9COOH + 2 Cr + 3 H2O
N2O3 + H2O3 = HNO3 =>
N2O3 + H2O3 = 2 HNO3
AlCl3 + CaCl2 + H2O = Ca(AlO2)2 + HCl =>
2 AlCl3 + CaCl2 + 4 H2O = Ca(AlO2)2 + 8 HCl
Bi2O3 + Cl2 + KOH = KBiO3 + KCl + H2O =>
Bi2O3 + 2 Cl2 + 6 KOH = 2 KBiO3 + 4 KCl + 3 H2O
Mg(HCO3)2 + Ca(OH)2 = Mg(OH)2 + Ca(HCO3)2 =>
Mg(HCO3)2 + Ca(OH)2 = Mg(OH)2 + Ca(HCO3)2
(NH4)3PO4 + CaCl2 = (NH4)Cl + Ca3(PO4)2 =>
2(NH4)3PO4 + 3 CaCl2 = 6(NH4)Cl + Ca3(PO4)2
(NH4)2CO3 + NaOH = Na2CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
H2SO4 + HI = H2S + I2H2O =>
H2SO4 + 8 HI = H2S + 4 I2H2O
SrCl2(aq) + H2SO4(aq) = HCl(aq) + SrSO4(s) =>
SrCl2(aq) + H2SO4(aq) = 2 HCl(aq) + SrSO4(s)
N2H4 + BrO3{-} = H2O + Br{-} + N2 =>
3 N2H4 + 2 BrO3{-} = 6 H2O + 2 Br{-} + 3 N2
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K2Fe(C2O4)3*3H2O + (NH4)2SO4 + H2SO4 + H2O =>
Fe(NH4)2(SO4)2*6H2O + 2 H2C2O4 + K2C2O4 + H2O2 = K2Fe(C2O4)3*3H2O + (NH4)2SO4 + H2SO4 + 5 H2O
Cr(OH)3 + H3PO4 = Cr3(PO4)3 + H2O =>
3 Cr(OH)3 + 3 H3PO4 = Cr3(PO4)3 + 9 H2O
AlBr + Cl2 = AlCl3 + Br2 =>
2 AlBr + 3 Cl2 = 2 AlCl3 + Br2
SO3 + OH = HSO4 =>
SO3 + OH = HSO4
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
CaHCO3 = CaO + CO2 + H =>
CaHCO3 = CaO + CO2 + H
Cr(C2O4)3 + V(C4H4O5)2 = V(C2O4)2 + Cr(C4H4O5)3 =>
2 Cr(C2O4)3 + 3 V(C4H4O5)2 = 3 V(C2O4)2 + 2 Cr(C4H4O5)3
C2O4{-2} + MnO4{-} + H2O = MnO2 + CO2 + OH{-} =>
3 C2O4{-2} + 2 MnO4{-} + 4 H2O = 2 MnO2 + 6 CO2 + 8 OH{-}
NaHCO3(aq) + Pb(NO3)2(aq) = Pb(HCO3)2(s) + NaNO3(aq) =>
2 NaHCO3(aq) + Pb(NO3)2(aq) = Pb(HCO3)2(s) + 2 NaNO3(aq)
K2Cr2O7 + NaHCO3 = KHCO3 + Na2Cr2O7 =>
K2Cr2O7 + 2 NaHCO3 = 2 KHCO3 + Na2Cr2O7
CaCO3 + HC1 = CaC1 + H2O + CO2 =>
5 CaCO3 + 6 HC1 = 5 CaC1 + 3 H2O + 6 CO2
AlCl3 + Ba(OH)2 = Al(OH)3 + BaCl2 =>
2 AlCl3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaCl2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
(OH2) = H2O =>
(OH2) = H2O
Na2SO3 + H2S = H2SO4 + Na2S =>
4 Na2SO3 + 3 H2S = 3 H2SO4 + 4 Na2S
C6H10O5H2O = C6H12O6 =>
C6H10O5H2O = C6H12O6
KCNS + Fe(NO3)3 = KNO3 + Fe(CNS)3 =>
3 KCNS + Fe(NO3)3 = 3 KNO3 + Fe(CNS)3
PH3(g) + O2(g) = P4O10(s) + H2O(g) =>
4 PH3(g) + 8 O2(g) = P4O10(s) + 6 H2O(g)
H2O(l) + Ca(NO3)2(s) + (NH4)2HPO4(s) + NH3(aq) = Ca10[PO4]6(OH)2(s) + NH4NO3(aq) =>
2 H2O(l) + 10 Ca(NO3)2(s) + 6(NH4)2HPO4(s) + 8 NH3(aq) = Ca10[PO4]6(OH)2(s) + 20 NH4NO3(aq)
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
Zn + C = Zn2C =>
2 Zn + C = Zn2C
[NH4]2Fe[SO4]2 + NaOH = [NH4]2Fe(OH)2 + NaSO4 =>
[NH4]2Fe[SO4]2 + 2 NaOH = [NH4]2Fe(OH)2 + 2 NaSO4
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